Currently, the sample image size given by Douyin is 1125*633 px. The default display height is only about 400px. The part exceeding the size is the content to be displayed by pressing and pulling down.

3. The content after pulling down is placed in the center. The maximum pull-down height of a 9:16 mobile phone is half, that is, 1080px, but the default image is only 633px high.

4. When pulling down to the maximum height, the image will be enlarged. You can also test to make an image of 1125*1080 px size. It may not be enlarged.